Security Engineer II - CSIR StifelSecurity Engineer II - CSIRSaint Louis, MOHands-on experience in security systems, including firewalls, intrusion detection systems, endpoint detect response, anti-virus and anti-malware software, authentication systems, SIEM/UEBA tools, content filtering, etc. Stifel is home to approximately 9,000 individuals who are currently building their careers as financial advisors, research analysts, project managers, marketing specialists, developers, bankers, operations associates, among hundreds more.
AI Prototyping Engineer Brady MartzAI Prototyping EngineerSt. Louis, MissouriThis role bridges business users and the software development team by rapidly testing concepts, building functional solutions, and preparing successful prototypes for efficient transition into production. Bachelor’s degree in computer science, software engineering, information systems, data science, or a related field, or equivalent demonstrated experience; recent graduates with strong project experience are encouraged to apply.
System Engineer (Cloud) By Light Professional IT ServicesSystem Engineer (Cloud)Scott AFB, ILThe successful candidate will perform systems engineering work to maintain, configure, and reliably operate network servers, server virtualization systems, laptops, desktops, VDI, and supporting software/hardware. The USTC Managed Information Technology Services (MITS) contract is intended to provide strategic, technical, and program management guidance and support services to facilitate the operations and modernization of the combatant command’s infrastructure, systems, and applications.
System Engineer (Unix) By Light Professional IT ServicesSystem Engineer (Unix)Scott AFB, ILThe USTC Managed Information Technology Services (MITS) contract is intended to provide strategic, technical, and program management guidance and support services to facilitate the operations and modernization of the combatant command’s infrastructure, systems, and applications. The successful candidate will perform systems engineering work to maintain, configure, and reliably operate network servers, server virtualization systems, laptops, desktops, VDI, and supporting software/hardware.
Senior IAM Engineer Centene Corporation GroupSenior IAM EngineerMO$87,000–$161,300 / yearTechnical Skills: Required: Hands-on IAM engineering experience with SailPoint IdentityIQ or a comparable identity governance platform; Active Directory and Microsoft Entra ID; REST/SOAP APIs; scripting or software development; source control; testing; troubleshooting; and production support. Strongly preferred: SailPoint IdentityIQ development using Java, BeanShell, connector and workflow development, Python, PowerShell, SQL, JSON/XML, CI/CD, cloud identity, Okta or Ping, CyberArk or other PAM platforms, and healthcare or highly regulated industry experience.
Senior Java Engineer IT.HR Recruitment AgencySenior Java EngineerSaint Louis, MissouriFor our client, a rapidly growing international consulting company specialising in software engineering, we are looking for an experienced Java Developer to join a team delivering large-scale and business-critical projects. Collaborate closely with engineers, product owners, and stakeholders to design and build scalable, distributed solutions that deliver excellent user experiences.
Application Security Engineer CACIApplication Security EngineerO'fallon, IllinoisPay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. In this role, you’ll embed security directly into the software development lifecycle, partner with developers and architects, and use industry‑leading tools to identify, validate, and remediate vulnerabilities across a diverse application ecosystem.
Data Test Engineer CACIData Test EngineerScott AFB, IllinoisPay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Interface and Integration Testing: Validate inbound and outbound data exchanged among SAP S/4HANA, SAP Fiori, Mendix applications, interfaces, and external systems, including error handling and exception processing.
AI Prototyping Engineer Brady Martz and Associates PCAI Prototyping EngineerSt. Louis, MOThis role bridges business users and the software development team by rapidly testing concepts, building functional solutions, and preparing successful prototypes for efficient transition into production. Essential Position Responsibilities: Turn early-stage business ideas and loosely defined concepts into working prototypes using AI-enabled development tools and rapid experimentation.
Senior Site Reliability Engineer Mastercard IncSenior Site Reliability EngineerO'Fallon, MO$96,000–$163,000 / yearAll activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard's security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and. The goal of every biz ops team is to shift left to be more proactive and upfront in the development process, and to proactively manage production and change activities to maximize customer experience, and increase the overall value of supported applications.
Application Security (AppSec) Engineer Iconma LLCApplication Security (AppSec) EngineerSaint Louis, MOThe ideal candidate will combine expertise in secure SDLC, automated security testing, DevSecOps, cloud-native applications, APIs, and manual penetration testing timprove application security posture across web, mobile, and microservices architectures. Responsibilities: The role focuses on embedding security testing, vulnerability management, and business logic validation directly intCI/CD pipelines and post-deployment processes, ensuring comprehensive security coverage without impacting engineering velocity.
Senior Database Platform Engineer (Oracle) MasterCardSenior Database Platform Engineer (Oracle)O'fallon, MO$96,000–$163,000 / yearThis role combines deep database engineering expertise with modern platform engineering practices, including cloud infrastructure engineering, Infrastructure as Code (IaC), CI/CD, software automation, security, reliability engineering, and developer enablement. All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard's security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and.